briefs, underpants
Toute cette histoire pour un slip.
All this fuss over a pair of underpants.
— Perfetti sconosciuti (2016)
Il a un slip rouge sous son short.
He is wearing red briefs under his shorts.
— Crazy Kung‐Fu (2004)
On peut utiliser le slip rouge de Ma Xiaojun.
We can use Ma Xiaojun’s red briefs.
— Sous la chaleur du soleil (1994)
Ton slip et ton tricot de porc qu'était à bouillir.
Your underwear and your pork sweater that was boiling.
— Santa Claus Is a Stinker (1982)